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1 /*2 $Id: GroovyStarter.java,v 1.1 2005/03/14 23:11:57 blackdrag Exp $3 4 Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.5 6 Redistribution and use of this software and associated documentation7 ("Software"), with or without modification, are permitted provided8 that the following conditions are met:9 10 1. Redistributions of source code must retain copyright11 statements and notices. Redistributions must also contain a12 copy of this document.13 14 2. Redistributions in binary form must reproduce the15 above copyright notice, this list of conditions and the16 following disclaimer in the documentation and/or other17 materials provided with the distribution.18 19 3. The name "groovy" must not be used to endorse or promote20 products derived from this Software without prior written21 permission of The Codehaus. For written permission,22 please contact info@codehaus.org.23 24 4. Products derived from this Software may not be called "groovy"25 nor may "groovy" appear in their names without prior written26 permission of The Codehaus. "groovy" is a registered27 trademark of The Codehaus.28 29 5. Due credit should be given to The Codehaus -30 http://groovy.codehaus.org/31 32 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS33 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT34 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND35 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL36 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,37 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES38 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR39 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)40 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,41 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)42 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED43 OF THE POSSIBILITY OF SUCH DAMAGE.44 45 */46 package org.codehaus.groovy.tools;47 48 import org.codehaus.classworlds.ClassRealm;49 import org.codehaus.classworlds.ClassWorld;50 import java.lang.reflect .*;51 importgroovy.ui.GroovyMain;52 importgroovy.ui.InteractiveShell;53 54 55 56 /**57 * Helper class to help classworlds to load classes. 58 */59 publicclass GroovyStarter {60 61 staticvoid printUsage() {62 System.out.println("possible programs are 'groovyc','groovy','console','grok' and 'groovysh'");63 System.exit(1);64 }65 66 publicstaticvoid main(String oldArgs[],ClassWorld classWorld ) {67 try {68 // Creates a realm with *just* the system classloader69 ClassRealm system = classWorld.newRealm("system");70 71 // Get the groovy realm72 ClassRealm groovy = classWorld.getRealm("groovy");73 74 // import everything from the system realm, because imports75 // are searched *first* in Classworlds76 groovy.importFrom("system", "");77 78 if (oldArgs.length==0) {79 printUsage();80 System.exit(1);81 }82 83 String program = oldArgs[0].toLowerCase();84 String[] args = newString[oldArgs.length-1];85 for (int i=0; i<args.length; i++) {86 args[i] = oldArgs[i+1];87 }88 89 if (program.equals("groovyc")) {90 org.codehaus.groovy.tools.FileSystemCompiler.main(args);91 } elseif (program.equals("groovy")) {92 GroovyMain.main(args);93 } elseif (program.equals("console")) {94 // work around needed, because the console is compiled after this files95 Class c = Class.forName("groovy.ui.Console");96 Method m= c.getMethod("main", newClass[]{String[].class});97 m.invoke(null, newObject[]{args});98 } elseif (program.equals("groovysh")) {99 InteractiveShell.main(args);100 } elseif (program.equals("grok")) {101 org.codehaus.groovy.tools.Grok.main(args);102 } else {103 System.out.println("unknown program "+program);104 printUsage();105 System.exit(1);106 }107 108 } catch (Exception e) {109 e.printStackTrace();110 System.exit(1);111 }112 113 }114 }115